Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

jsp·ÖÒ³


Java´úÂ룺
package com.zhaipuhong.common.util;   
  
import java.util.ArrayList;   
import org.apache.log4j.Logger;   
import javax.servlet.http.HttpServletRequest;   
  
public class PageBean {   
  private static Logger logger = Logger.getLogger(PageBean.class);   
  
  /**  
   * ¶Ô²éѯÊý¾Ý·â×°  
   */  
  private ArrayList objList = new ArrayList();   
  /**  
   * Ò³Ãæ¼Ç¼´óС  
   */  
  private int pageSize = 10;   
  /**  
   * ×ÜÐÐÊý  
   */  
  private int rowcnt;   
  /**  
   * µ±Ç°Ò³Âë  
   */  
  private int currentPage;   
  /**  
   * ·ÖÒ³ÐÅÏ¢  
   */  
  private String pageInfo;   
  
  /**  
   * »ñµÃµ±Ç°Ò³  
   * @return  
   */  
  public int getCurrentPage() {   
    return currentPage;   
  }   
  /**  
   * ÉèÖõ±Ç°Ò³  
   * @param currentPage  
   */  
  public void setCurrentPage(int currentPage) {   
    this.currentPage = currentPage;   
  }   
  /**  


Ïà¹ØÎĵµ£º

TomcatÏÂjsp,sevlet,javabeanÅäÖÆ


¾­³£¿´µ½jspµÄ³õѧÕßÎÊtomcatÏÂÈçºÎÅäÖÃjsp¡¢servletºÍbeanµÄÎÊÌ⣬ÓÚÊÇ×ܽáÁËÒ»ÏÂÈçºÎtomcatÏÂÅäÖÃjsp¡¢servletºÍben£¬Ï£Íû¶ÔÄÇЩ³õѧÕßÓÐËù°ïÖú¡£
µÚÒ»²½£ºÏÂÔØj2sdkºÍtomcat£ºµ½sun¹Ù·½Õ¾µã£¨http://java.sun.com/j2se/1.4.2/download.html£©ÏÂÔØj2sdk£¬×¢ÒâÏÂÔØ°æ±¾ÎªWindows Offline InstallationµÄSDK£¬Í¬Ê±×îºÃÏ ......

½éÉÜJSPÊý¾Ý¿â¸ß¼¶²Ù×÷

¼òµ¥½éÉÜJSPÊý¾Ý¿â²Ù×÷µÄ3¸öС¼¼ÇÉ£ºÊý¾ÝÅÅÐò£¬Ö÷/´Ó±í´¦Àí£¬ÊÂÎñ´¦Àí¡£
1¡¡Êý¾ÝÅÅÐò
ÔÚÊý¾Ý¿â¼¼ÊõÖУ¬¿ÉÒÔʹÓÃORDER×Ó¾ä¶Ô²éѯ½á¹û½øÐÐÅÅÐò
[ ORDER BY { order_by_exdivssion[ ASC | DESC]} [ ¸…n ] ]
ÆäÖУ¬order_by_exdivssionÓÃÀ´Ö¸¶¨ÒªÅÅÐòµÄÁУ»ASCÖ¸¶¨°´µÝÔö˳ÐòÅÅÁУ»DESCÖ¸¶¨°´µÝ¼õ˳ÐòÅÅÐò ......

JSP/ServletµÄURLÖØ¶¨Ïò

1.RequestDispatcher.forward() 
ÊÇÔÚ·þÎñÆ÷¶ËÆð×÷ÓÃ,µ±Ê¹ÓÃforward()ʱ,Servlet engine´«µÝHTTPÇëÇó´Óµ±Ç°µÄServlet or JSPµ½ÁíÍâÒ»¸öServlet,JSP »òÆÕͨHTMLÎļþ,Ò²¼´ÄãµÄformÌá½»ÖÁa.jsp,ÔÚa.jspÓõ½ÁËforward()ÖØ¶¨ÏòÖÁb.jsp,´ËʱformÌá½»µÄËùÓÐÐÅÏ¢ÔÚb.jsp¶¼¿ÉÒÔ»ñµÃ,²ÎÊý×Ô¶¯´«µÝ. 
µ«forward()ÎÞ·¨Öض ......

htmlÓëjspǶÌ×Ò»¸öÎÊÌ⣨±¸Íü£©


  <%
     int a =1;
     out.println("<input type='checkbox' value='"+a+"'>");
   
     %>
     
     <%int b =1 ;%>
     <i ......

Tomcat 6 + JDK1.6u2 ÅäÖÃjsp, servlet, beanʵ¼ù


Ò»¡¢ÎļþÏÂÔØ¼°°æ±¾
apache-tomcat-6.0.20.exe
jdk-6u2-windows-i586-p.exe
¶þ¡¢°²×°¼°»·¾³±äÁ¿ÉèÖÃ
Èí¼þ°²×°ºó£¬ÐèÒªÅäÖû·¾³±äÁ¿¡£Ð½¨JAVA_HOME, CATALINA_HOME, classpath,ÐÞ¸Äpath£º
classpath = ".;%JAVA_HOME%\lib\dt.jar;%JAVA_HOME%\lib\tools.jar;%CATALINA_HOME%\lib\servlet-api.jar"
path += ";%JAVA_ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ